39301 Rivet Nut Kit

39301 Rivet Nut Kit with #6-32, #8-32, #10-24, 1/4-20 Mandrel & Nosepiece Model 39301 Marson Thread-Setter Kit contains the 39300 thread-setter tool in a molded plastic case; mandrels and nosepieces for 6-32, 8-32, 10-24 sizes and a mandrel for 1/4-20. The kit also includes 103 assorted Klik Rivet-Nuts and Klik Poly-Nuts, instructions and a wrench, all contained in a compartmentalized carrying case.